package com.b2b2c.store.context;

import java.util.HashMap;

import javax.servlet.http.HttpSession;

/**
 * 
 * @author Administrator
 *
 */
public class MySessionContext {
	
	private static HashMap<String, HttpSession> mymap = new HashMap<String, HttpSession>();

    public static synchronized void AddSession(HttpSession session) {
        if (session != null) {
            mymap.put(session.getId(), session);
        }
    }

    public static synchronized void DelSession(HttpSession session) {
        if (session != null) {
            mymap.remove(session.getId());
        }
    }

    public static synchronized HttpSession getSession(String session_id) {
        if (session_id == null) {
        	return null;
        }
        return mymap.get(session_id);
    }
}
